<!DOCTYPE html>
<html>
<head>
    <!-- 页面meta -->
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title>传智健康</title>
    <meta name="description" content="传智健康">
    <meta name="keywords" content="传智健康">
    <meta content="width=device-width,initial-scale=1,maximum-scale=1,user-scalable=no" name="viewport">
    <!-- 引入样式 -->
    <link rel="stylesheet" href="../css/style.css">
    <link rel="stylesheet" href="../css/style.css">
    <link rel="stylesheet" href="../js/index.css">


    <script src="../js/echarts.js"></script>
</head>
<body class="hold-transition">
<div id="app">
    <div class="content-header">
        <h1>统计分析
            <small>会员数量</small>
        </h1>
        <el-breadcrumb separator-class="el-icon-arrow-right" class="breadcrumb">
            <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>统计分析</el-breadcrumb-item>
            <el-breadcrumb-item>会员数量</el-breadcrumb-item>
        </el-breadcrumb>
    </div>
    <div class="app-container">
        <div class="box">
            <div class="block">
                <span class="demonstration">指定查询日期</span>
                <el-date-picker
                        v-model="value"
                        format="yyyy-MM-dd"
                        value-format="yyyy-MM-dd"
                        type="daterange"
                        align="right"
                        unlink-panels
                        range-separator="至"
                        v-bind:start-placeholder="this.defaultTime[0]"
                        v-bind:end-placeholder="this.defaultTime[1]"
                        :picker-options="pickerOptions">
                </el-date-picker>
                <el-button @click="myInit()">确认</el-button>
            </div>
            <!-- 为 ECharts 准备一个具备大小（宽高）的 DOM -->
            <div id="chart1" style="height:430px;"></div>
        </div>
    </div>
</div>
</body>
<!-- 引入组件库 -->
<script src="../js/vue.js"></script>
<script src="../js/axios-0.18.0.js"></script>
<script src="../js/index.js"></script>

<script>
    new Vue({
        el: '#app',
        data() {
            return {
                pickerOptions: {
                    shortcuts: [{
                        text: '最近一年',
                        onClick(picker) {
                            const end = new Date();
                            const start = new Date();
                            start.setFullYear(start.getFullYear() - 1);
                            picker.$emit('pick', [start, end]);
                        }
                    }, {
                        text: '最近六个月',
                        onClick(picker) {
                            const end = new Date();
                            const start = new Date();
                            start.setMonth(start.getMonth() - 6);
                            picker.$emit('pick', [start, end]);
                        }
                    }, {
                        text: '最近三个月',
                        onClick(picker) {
                            const end = new Date();
                            const start = new Date();
                            start.setMonth(start.getMonth() - 3);
                            picker.$emit('pick', [start, end]);
                        }
                    }]
                },
                value: '',
                defaultTime: [],
            };
        },
        methods: {
            myInit() {
                let myChart = echarts.init(document.getElementById('chart1'))
                // 绘制图表
                    axios.get("/report/getMemberReportByDate.do?date=" + this.value).then((res) => {
                        myChart.setOption(
                            {
                                title: {
                                    text: '会员数量'
                                },
                                tooltip: {},
                                legend: {
                                    data: ['会员数量']
                                },
                                xAxis: {
                                    data: res.data.data.months
                                },
                                yAxis: {
                                    type: 'value'
                                },
                                series: [{
                                    name: '会员数量',
                                    type: 'line',
                                    data: res.data.data.memberCount
                                }]
                            });
                    })
            },
            setDefaultTime() {
                const date = new Date();
                var oldStr = (date.getFullYear() - 1) + "-" + (date.getMonth() + 2) + "-" + (date.getDate());
                var newStr = date.getFullYear() + "-" + (date.getMonth() + 1) + "-" + (date.getDate());
                this.defaultTime = [oldStr, newStr];
                this.value=oldStr+','+newStr;
            },
        },
        mounted() {
            //设置默认时间,
                //并给value赋值,让页面初始化时的请求也有参数
            this.setDefaultTime();
            this.myInit();
        },
    });

</script>
</html>
